Visualized introduction how git works
Quick introduction to git internals for people who are not scared by words like Directed Acyclic Graph.
The linked page offers a simple yet concise explanation of how git is organized internally ('a directed acyclic graph with post-it notes'). Each feature is illustrated by a simple diagram, so you get a sound understanding of how each command affects git's structure.
Related cards:
How to push to Git without running CI on GitLab CI, GitHub Actions, or Travis CI
If a project ist configured to spawn CI runners for tests or deployment when pushing to the Repo, a habit of pushing WIP commits regularly may conflict with that.
Here are two solutions that allow you to keep pushing whenever you feel like it.
#...
How to set git user and email per directory
I am using git at several places: at work, at university, and at home. I want an own git user/email for each of those places, but I don't want to care setting the values each time I create or clone a new repository.
Git allows for setting user/em...
How to checkout submodules in Gitlab CI
Accessing other repositories in Gitlab CI is not straight forward, since the access rights of the current pipeline might not be sufficient enough.
One approach is to use project access tokens and clone the repositories via HTTPS.
- [Create a pro...
Configuring Git with .gitconfig
Basic configuration
Please keep this config simple. It should be a starting point for new developers learning Git.
[user]
name = Your Name
email = your.name@domain.com
[branch]
sort = -committerdate
[color]
ui = auto
[color "bra...
How to not leave trailing whitespace (using your editor or Git)
There is no reason to leave trailing whitespace characters in your project's files, so don't add any.
A git diff --check will tell you if there are any and you should not commit when you see them. So go ahead and switch your editor/IDE to autom...
Capistrano 3: How to deploy when a firewall blocks your git repo
Sometimes, through some firewall or proxy misconfiguration, you might have to deploy to a server that cannot access the git repository.
Solution 1: HTTP Proxy (this is the preferred fix)
SSH can be tunneled over an HTTP Proxy. For example, wh...
Git: How to configure git to push only your current branch
You can change which branches will be pushed when saying git push. Our recommendation is to set it to current.
From the git-config documentation:
push.default
: ^
Defines the action ...
How to ignore new files or changed files in git
How to ignore new files
Globally
Add the path(s) to your file(s) which you would like to ignore to your .gitignore file (and commit them). These file entries will also apply to others checking out the repo.
Loc...
How to mirror a git repo to a new remote
Say you want to move a git repository from one remote (perhaps Github) to another (perhaps Gitlab).
If you have the repo checked out, you still should make sure to mirror all branches of the old remote, not only those you happen to have checked o...
Git: how to work with submodules
Sometimes you might need to nest a git-project inside another git-project. The right strategy is to use submodules in this case.
How git submodules work
- Each submodule is a own git repository
- Once you commit changes in a submodule, the pa...